Category:Scientific articles mentioning the Walden Sandstone
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Media in category "Scientific articles mentioning the Walden Sandstone"
The following 3 files are in this category, out of 3 total.
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The American geologist (IA americangeologi171896winc).pdf 868 × 1,408, 476 pages; 56.96 MB
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The Journal of geology (IA journalofgeology91901univ).pdf 866 × 1,337, 406 pages; 23.89 MB
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The Engineering and Mining Journal 1909-01-02- Vol 87 Iss 1 (IA sim engineering-and-mining-journal 1909-01-02 87 1).pdf 1,300 × 1,827, 50 pages; 25.41 MB